CN211043878U - Be applied to military project special type shielding heating liquid crystal display - Google Patents
Be applied to military project special type shielding heating liquid crystal display Download PDFInfo
- Publication number
- CN211043878U CN211043878U CN202020027038.9U CN202020027038U CN211043878U CN 211043878 U CN211043878 U CN 211043878U CN 202020027038 U CN202020027038 U CN 202020027038U CN 211043878 U CN211043878 U CN 211043878U
- Authority
- CN
- China
- Prior art keywords
- heating
- shielding
- display screen
- subassembly
- liquid crystal
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 63
- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 24
- 239000002184 metal Substances 0.000 claims description 29
- 238000010521 absorption reaction Methods 0.000 claims description 18
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 17
- 238000009413 insulation Methods 0.000 claims description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 239000000741 silica gel Substances 0.000 claims description 4
- 229910002027 silica gel Inorganic materials 0.000 claims description 4
- 239000011358 absorbing material Substances 0.000 claims description 3
- 229910000859 α-Fe Inorganic materials 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 6
- 238000001816 cooling Methods 0.000 abstract description 4
- 238000005452 bending Methods 0.000 description 4
- 230000017525 heat dissipation Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- NMFHJNAPXOMSRX-PUPDPRJKSA-N [(1r)-3-(3,4-dimethoxyphenyl)-1-[3-(2-morpholin-4-ylethoxy)phenyl]propyl] (2s)-1-[(2s)-2-(3,4,5-trimethoxyphenyl)butanoyl]piperidine-2-carboxylate Chemical compound C([C@@H](OC(=O)[C@@H]1CCCCN1C(=O)[C@@H](CC)C=1C=C(OC)C(OC)=C(OC)C=1)C=1C=C(OCCN2CCOCC2)C=CC=1)CC1=CC=C(OC)C(OC)=C1 NMFHJNAPXOMSRX-PUPDPRJKSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Images
Abstract
The utility model discloses a be applied to military project special type shielding heating liquid crystal display, including interior screen casing and display screen subassembly, the display screen subassembly is installed to the inboard of interior screen casing, the shielding subassembly is installed in the outside of interior screen casing, the air exhauster is installed to the inboard of interior screen casing, the equal wind shower nozzle of air-out end fixedly connected with of air exhauster, the connecting pipe that is type of falling T structure is installed to the air inlet end of air exhauster, the shielding subassembly is run through to the vertical end of connecting pipe, heating element is installed to the inboard of interior screen casing, the horizontal end of connecting pipe extends to heating element's inboard, the vertical end externally mounted of connecting pipe has first solenoid valve. The utility model discloses in, at first, through multistage electromagnetic shield structure, promoted liquid crystal display's shielding property, secondly, through the self-heating cooling to the display screen subassembly to the heating effect to the display screen subassembly has been promoted.
Description
Technical Field
The utility model relates to a liquid crystal display technical field especially relates to and is applied to military project special type shielding heating liquid crystal display.
Background
The liquid crystal display is an active matrix liquid crystal display driven by Thin Film Transistor (TFT), and mainly uses current to stimulate liquid crystal molecules to generate points, lines and planes to match with a back lamp tube to form a picture, and IPS, TFT and S L CD belong to the subclass of L CD.
However, the existing liquid crystal display screen still has the defects that: at first, current liquid crystal display shields mostly through setting up the one deck tinfoil casing in the display screen outside, and shielding effect is relatively poor, has the poor problem of shielding property, and secondly, liquid crystal display is difficult to start under low temperature state, needs to heat liquid crystal display, and traditional liquid crystal display heating effect is poor, and the high temperature is difficult to in time dispel the heat, has the poor problem of heating radiating effect.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: in order to solve the problems of poor shielding performance and poor heating and radiating effects, the shielding and heating liquid crystal display screen is applied to military special shielding and heating.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the special shielding and heating liquid crystal display screen applied to military industry comprises an inner screen cover and a display screen assembly, wherein the display screen assembly is arranged on the inner side of the inner screen cover, the outer side of the inner shield is provided with a shielding component, the inner side of the inner shield is provided with an exhaust fan, the air outlet end of the exhaust fan is fixedly connected with an air equalizing spray head, the air inlet end of the exhaust fan is provided with a connecting pipe in an inverted T-shaped structure, the vertical end of the connecting pipe penetrates through the shielding component, the inner side of the inner shield is provided with a heating component, the horizontal end of the connecting pipe extends to the inner side of the heating component, a first electromagnetic valve is arranged outside the vertical end of the connecting pipe, and a second electromagnetic valve is installed at one side, close to the heating assembly, of the horizontal end of the connecting pipe, an exhaust pipe penetrating through the shielding assembly is fixedly connected to the inner wall of the inner shield cover, and a controller is installed on the inner side of the inner shield cover.
As a further description of the above technical solution:
the heating assembly consists of a heating pipe, a heat insulation layer and a heating box.
As a further description of the above technical solution:
the outer terminal surface fixedly connected with insulating layer of heating cabinet, the heating pipe is installed to the inboard of heating cabinet, the insulating layer is made by the silica gel pad material.
As a further description of the above technical solution:
the shielding assembly comprises an electromagnetic absorption layer, a tin foil cover, an insulating layer, a shell and a metal shielding plate.
As a further description of the above technical solution:
the tin foil cover is installed in the outside of interior shield cover, the outside fixedly connected with of tin foil cover is the metal shielding plate of shape structure of bending, the outside fixedly connected with shell of metal shielding plate, the clearance department of metal shielding plate and shell is provided with the electromagnetic absorption layer.
As a further description of the above technical solution:
the electromagnetic absorption layer is made of ferrite wave-absorbing materials.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. the utility model discloses in, this shielding subassembly adopts multistage electromagnetic shield structure, electromagnetic interference to the external world through the electromagnetic absorption layer carries out first order electromagnetic shield, the electromagnetic wave that the electromagnetic absorption layer is not absorbed is carried to the metal shield plate surface, reflect the electromagnetic wave to the inboard of electromagnetic absorption layer again through the metal shield plate, through the metal shield plate of the structure of bending, make partial electromagnetic wave make a round trip to reflect in the department of bending of metal shield plate, consume the energy of electromagnetic wave transmission, thereby realize second level electromagnetic shield, the part passes the electromagnetic wave of metal shield plate and carries to tinfoil casing surface, through the tinfoil casing with the electromagnetic wave reflect to the department of bending of metal shield plate make a round trip to reflect the energy of consuming electromagnetic wave again and realize third level electromagnetic shield, through multistage electromagnetic shield structure, liquid crystal display's shielding property has been promoted.
2. In the utility model, when the display screen assembly is started, if the temperature sensor at the inner side of the display screen assembly detects that the temperature is too low to open the display screen assembly, the information is transmitted to the controller in real time, the heating assembly is controlled by the controller to heat, the second electromagnetic valve is opened, the first electromagnetic valve is closed, the exhaust fan is controlled to operate, the heat generated at the inner side of the heating assembly is blown to the display screen assembly direction through the air equalizing nozzle, thereby the display screen assembly is uniformly heated, when the display screen assembly operates, if the temperature sensor in the display screen assembly detects that the temperature is too high and heat dissipation is needed, the information is transmitted to the controller in real time, the second electromagnetic valve is controlled to close by the controller, the first electromagnetic valve is opened, the external air is sucked into the air equalizing nozzle through the exhaust fan, and then the air is blown to the display screen assembly direction for cooling, thereby realizing the automatic heating and cooling, thereby the heating effect to the display screen subassembly has been promoted.
Drawings
Figure 1 shows a schematic view in cross-section from above according to the invention;
fig. 2 is a schematic view illustrating a connection structure of a heating assembly and an exhaust fan according to an embodiment of the present invention;
fig. 3 is a schematic diagram illustrating a cross-sectional top view of a shield assembly provided in accordance with an embodiment of the present invention.
Illustration of the drawings:
1. an inner shield; 2. a shielding assembly; 201. an electromagnetic absorption layer; 202. a tin foil cover; 203. an insulating layer; 204. a housing; 205. a metal shielding plate; 3. a display screen assembly; 4. a heating assembly; 401. heating a tube; 402. a thermal insulation layer; 403. a heating box; 5. a connecting pipe; 6. an exhaust fan; 7. a wind-equalizing spray head; 8. an exhaust duct; 9. a first solenoid valve; 10. a controller; 11. a second solenoid valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: be applied to military project special type shielding heating liquid crystal display, including interior housing 1 and display screen subassembly 3, display screen subassembly 3 is installed to the inboard of interior housing 1, shielding subassembly 2 is installed to the outside of interior housing 1, the inboard of interior housing 1 is installed and is had air exhauster 6, the air-out end fixedly connected with air equalizing shower nozzle 7 of air exhauster 6, the connecting pipe 5 that is the type of falling T structure is installed to the air inlet end of air exhauster 6, the vertical end of connecting pipe 5 runs through shielding subassembly 2, the inboard of interior housing 1 is installed heating element 4, the horizontal end of connecting pipe 5 extends to the inboard of heating element 4, the vertical end externally installed first solenoid valve 9 of connecting pipe 5, and the horizontal end of connecting pipe 5 is close to one side of heating element 4 and is installed second solenoid valve 11, the exhaust pipe 8 that runs through shielding subassembly 2 is fixed to the inner wall of interior housing 1, the inboard of interior housing 1 is installed controller 10, when the device is started, if the temperature sensor at the inner side of the display screen component 3 detects that the temperature is too low and the display screen component 3 cannot be opened, information is transmitted to the controller 10 in real time, the heating component 4 is controlled to heat through the controller 10, the second electromagnetic valve 11 is opened, the first electromagnetic valve 9 is closed, the exhaust fan 6 is controlled to operate, heat generated at the inner side of the heating component 4 is blown to the display screen component 3 through the air-equalizing nozzle 7, so that the display screen component 3 is uniformly heated, when the display screen component 3 operates, if the temperature sensor in the display screen component 3 detects that the temperature is too high and heat dissipation is needed, the information is transmitted to the controller 10 in real time, the second electromagnetic valve 11 is controlled to close through the controller 10, the first electromagnetic valve 9 is opened, outside air is sucked into the air-equalizing nozzle 7 through the exhaust fan 6, and then the air is blown to the display screen component 3 to cool, and the air circulation inside and outside the inner shield cover 1 is facilitated through the arrangement of the exhaust pipe 8.
Specifically, as shown in fig. 2, the heating assembly 4 includes a heating pipe 401, a heat insulating layer 402 and a heating box 403, the heat insulating layer 402 is fixedly connected to the outer end surface of the heating box 403, the heating pipe 401 is installed on the inner side of the heating box 403, the heat insulating layer 402 is made of a silica gel pad material, damage to other elements due to overhigh temperature is prevented through the arrangement of the heat insulating layer 402 made of the silica gel pad material, and the heating pipe 401 heats air inside the heating box 403.
Specifically, as shown in fig. 3, the shielding assembly 2 includes an electromagnetic absorption layer 201, a tin foil cover 202, an insulating layer 203, an outer shell 204 and a metal shielding plate 205, the tin foil cover 202 is installed on the outer side of the inner shield 1, the metal shielding plate 205 in a bent structure is fixedly connected to the outer side of the tin foil cover 202, the outer shell 204 is fixedly connected to the outer side of the metal shielding plate 205, the electromagnetic absorption layer 201 is disposed at a gap between the metal shielding plate 205 and the outer shell 204, the electromagnetic absorption layer 201 is made of a ferrite wave-absorbing material, the shielding assembly 2 adopts a multi-stage electromagnetic shielding structure, performs a first-stage electromagnetic shielding on external electromagnetic interference through the electromagnetic absorption layer 201, transmits electromagnetic waves that are not absorbed by the electromagnetic absorption layer 201 to the outer surface of the metal shielding plate 205, re-reflects the electromagnetic waves to the inner side of the electromagnetic absorption layer 201 through the metal shielding plate 205 in the bent structure, so that part of the electromagnetic waves are reflected back and forth at, the energy transmitted by the electromagnetic waves is consumed, so that second-level electromagnetic shielding is realized, part of the electromagnetic waves passing through the metal shielding plate 205 are transmitted to the outer surface of the tin foil cover 202, and the electromagnetic waves are re-reflected to the bent position of the metal shielding plate 205 through the tin foil cover 202 to reflect the energy of the consumed electromagnetic waves back and forth, so that third-level electromagnetic shielding is realized.
The working principle is as follows: when in use, the shielding component 2 adopts a multi-stage electromagnetic shielding structure, the electromagnetic interference from the outside is subjected to first-stage electromagnetic shielding by the electromagnetic absorption layer 201, the electromagnetic wave which is not absorbed by the electromagnetic absorption layer 201 is transmitted to the outer surface of the metal shielding plate 205, the electromagnetic wave is reflected to the inner side of the electromagnetic absorption layer 201 by the metal shielding plate 205 again, part of the electromagnetic wave is reflected back and forth at the bent part of the metal shielding plate 205 by the metal shielding plate 205 with the bent-shaped structure, the energy transmitted by the electromagnetic wave is consumed, so that second-stage electromagnetic shielding is realized, part of the electromagnetic wave which passes through the metal shielding plate 205 is transmitted to the outer surface of the tin foil cover 202, the electromagnetic wave is reflected back and forth at the bent part of the metal shielding plate 205 by the tin foil cover 202, the energy of the electromagnetic wave is consumed, so that third-stage electromagnetic shielding is realized, when the temperature sensor, transmit information to controller 10 in real time, heat through controller 10 control heating element 4, and second solenoid valve 11 is opened, first solenoid valve 9 is closed, the operation of exhaust fan 6 is controlled again, blow the heat that 4 inboard producing of heating element to display screen subassembly 3 direction through air equalizing shower nozzle 7, thereby to display screen subassembly 3 even heating, when display screen subassembly 3 moves, if the temperature sensor in the display screen subassembly 3 detects when the high temperature needs the heat dissipation, with information real-time transmission to controller 10, close through controller 10 control second solenoid valve 11, first solenoid valve 9 is opened, inhale air in the external world in air equalizing shower nozzle 7 through exhaust fan 6, blow the cooling to display screen subassembly 3 direction again.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. Be applied to military project special type shielding heating liquid crystal display, including interior screen casing (1) and display screen subassembly (3), its characterized in that, display screen subassembly (3) are installed to the inboard of interior screen casing (1), shielding subassembly (2) are installed in the outside of interior screen casing (1), air exhauster (6) are installed to the inboard of interior screen casing (1), the air-out end fixedly connected with of air exhauster (6) is all wind shower nozzle (7), connecting pipe (5) that are type of falling T structure are installed to the air inlet end of air exhauster (6), shielding subassembly (2) are run through to the vertical end of connecting pipe (5), heating subassembly (4) are installed to the inboard of interior screen casing (1), the horizontal end of connecting pipe (5) extends to the inboard of heating subassembly (4), the vertical end externally mounted of connecting pipe (5) has first solenoid valve (9), and a second electromagnetic valve (11) is installed on one side, close to the heating component (4), of the horizontal end of the connecting pipe (5), the inner wall of the inner shield cover (1) is fixedly connected with an exhaust pipe (8) penetrating through the shielding component (2), and a controller (10) is installed on the inner side of the inner shield cover (1).
2. The application of the military special shielding heating liquid crystal display screen is characterized in that the heating component (4) consists of a heating pipe (401), a heat insulation layer (402) and a heating box (403).
3. The liquid crystal display screen applied to military special shielding and heating of claim 2, wherein a heat insulation layer (402) is fixedly connected to the outer end face of the heating box (403), a heating pipe (401) is installed on the inner side of the heating box (403), and the heat insulation layer (402) is made of a silica gel pad material.
4. The application of the military specialty shield heating liquid crystal display screen of claim 1, wherein said shield assembly (2) is comprised of an electromagnetic absorbing layer (201), a tin foil cover (202), an insulating layer (203), and a housing (204) and a metal shield plate (205).
5. The military special shielding and heating liquid crystal display screen applied to the claim 4 is characterized in that a tin foil cover (202) is installed on the outer side of the inner screen cover (1), a metal shielding plate (205) in a bent structure is fixedly connected to the outer side of the tin foil cover (202), an outer shell (204) is fixedly connected to the outer side of the metal shielding plate (205), and an electromagnetic absorption layer (201) is arranged in a gap between the metal shielding plate (205) and the outer shell (204).
6. The military special shielding and heating liquid crystal display screen applied to the claim 4, wherein the electromagnetic absorption layer (201) is made of ferrite wave-absorbing material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020027038.9U CN211043878U (en) | 2020-01-07 | 2020-01-07 | Be applied to military project special type shielding heating liquid crystal display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020027038.9U CN211043878U (en) | 2020-01-07 | 2020-01-07 | Be applied to military project special type shielding heating liquid crystal display |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211043878U true CN211043878U (en) | 2020-07-17 |
Family
ID=71534004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020027038.9U Expired - Fee Related CN211043878U (en) | 2020-01-07 | 2020-01-07 | Be applied to military project special type shielding heating liquid crystal display |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211043878U (en) |
-
2020
- 2020-01-07 CN CN202020027038.9U patent/CN211043878U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200717 |